Home / 762,258.80-1,143,017.74-229,680.56

Finding the Fourth Proportional to 762,258.80, 1,143,017.74 and 229,680.56

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Solution

The fourth proportional to 762,258.80, 1,143,017.74 and 229,680.56 is: 344,409.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,258.80 : 1,143,017.74 = 229,680.56 : x
  2. Step 2: Convert to fraction form
    762,258.80/1,143,017.74 = 229,680.56/x
  3. Step 3: Cross multiply
    762,258.80x = 1,143,017.74 × 229,680.56
  4. Step 4: Simplify right side
    762,258.80x = 262,528,954,613.13
  5. Step 5: Solve for x
    x = 262,528,954,613.13/762,258.80
  6. Step 6: Final answer
    x = 344,409.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.